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The XR46083ESFTR-ADJ is a high-voltage constant current LED lighting driver IC manufactured by MaxLinear. It supports both Boost and Buck topologies for flexible circuit design. The device operates with an input voltage range of 3 V to 80 V and provides a maximum output current of 250 mA. It features adjustable output voltage capabilities and is housed in a SOT-89-5 package. The component is designed for non-dimmable applications and functions within a temperature range of -40°C to +125°C.
Verify the specific suffix (ESFTR-ADJ) against official MaxLinear documentation to confirm pinout, thermal characteristics, and electrical tolerances. Ensure the selected variant matches the required topology and packaging constraints for your PCB layout. Cross-reference the datasheet revision date to guarantee compatibility with current manufacturing standards.
Select this component when designing non-dimmable LED drivers requiring high input voltage tolerance. It is suitable for applications needing either Buck or Boost configurations without dimming control interfaces. Consider the SOT-89-5 package size and thermal dissipation requirements relative to the 250 mA output capability during the initial schematic phase.
This part belongs to the MaxLinear XR460xx series of LED drivers, which are engineered for robust performance in demanding lighting environments. The series typically includes variants supporting different control interfaces such as Triac or digital dimming, whereas this specific model is optimized for simple, cost-effective non-dimmable implementations.
Check for direct cross-references from MaxLinear's official substitution guide. Verify that any alternative maintains the same SOT-89-5 footprint and 80 V rating.